Butterfly chair



FIG. 1 is a front perspective view of the butterfly chair showing my new design;

FIG. 2 is a rear perspective view of the butterfly chair of FIG. 1;

FIG. 3 is a front elevation view of the butterfly chair of FIG. 1;

FIG. 4 is a side elevational view of the butterfly chair of FIG. 1, the opposite side being a mirror image of the same;

FIG. 5 is a top plan view of the butterfly chair of FIG. 1; and,

FIG. 6 is a bottom plan view of the butterfly chair of FIG. 1. 

The ornamental design for a butterfly chair, as shown and described. 